From dbdc740dbd3456ef52a75e98fd696a7c092e961a Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Fri, 16 Jan 2009 21:05:56 +0000
Subject: [PATCH] yield during mipmap generation

---
 panda/src/gobj/texture.cxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/panda/src/gobj/texture.cxx b/panda/src/gobj/texture.cxx
index e2512fb22c..5bd6088702 100644
--- a/panda/src/gobj/texture.cxx
+++ b/panda/src/gobj/texture.cxx
@@ -5076,6 +5076,7 @@ filter_2d_mipmap_pages(Texture::RamImage &to, const Texture::RamImage &from,
           }
         }
         q += row_size;
+        Thread::consider_yield();
       }
       if (y < y_size) {
         // Skip the last odd row.
@@ -5178,6 +5179,7 @@ filter_3d_mipmap_level(Texture::RamImage &to, const Texture::RamImage &from,
             }
           }
           q += row_size;
+          Thread::consider_yield();
         }
         if (y < y_size) {
           // Skip the last odd row.
@@ -5243,6 +5245,7 @@ filter_3d_mipmap_level(Texture::RamImage &to, const Texture::RamImage &from,
           }
         }
         q += row_size;
+        Thread::consider_yield();
       }
       if (y < y_size) {
         // Skip the last odd row.